TransCanada's (TRP) Energy East and Kinder Morgan’s (KMI, KMP) Trans Mountain are most likely, with the latter benefiting from having built the loop through Jasper before pipeline opposition escalated, one participant says.

Another believes that a rejection of the Keystone XL pipeline would not slow down Canadian oil production, given the other pipeline options and growing crude-by-rail shipments, but rejection would mean rising transportation costs.